Wristwatch



FIG. 1 is a front elevational view of a wristwatch showing our new design;

FIG. 2 is a back elevational view thereof;

FIG. 3 is a right side elevational thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a front, bottom, right side perspective view thereof; and,

FIG. 8 is a back, bottom, left side perspective view thereof.

The broken lines in the drawing figures form no part of the claimed design.

The solid black areas in the drawing figures are intended to show the color black. 

CLAIM The ornamental design for a wristwatch, as shown and described. 